Link's First Custom Cube: Virtual Booster

Singularity    R  Enchantment When Singularity enters the battlefield, exile all other nonland permanents until Singularity leaves the battlefield.	No more uncommons	No more uncommons	No more uncommons	Undead Mortician    C  Creature – Zombie Cleric Rite — Whenever a creature dies, each player loses 1 life. 1/1
Hope Solidified    C  Creature – Elemental Wall Defender Whenever a creature you control with defender blocks, you Gain a victory counter. (A player with 10 or more victory counters wins the game.) "We need only last through the night!" — Eira the Merciful 0/5	Transmogrify    C  Instant Exile target nonland permanent an opponent controls. That player exiles cards from the top of his or her library until he or she reveals a creature card, then puts that card onto the battlefield.	Rotting Cavern    C  Land – Swamp Mountain (: Add or to your mana pool.) When Rotting Cavern enters the battlefield, sacrifice it unless you pay .	Enlightened Denial    C  Instant Enlighten — If you drew a card this turn, Enlightened Denial costs less to cast. Counter target spell.	Mystic Faerie    C  Creature – Faerie Flying Enlighten — Whenever you draw a card, Mystic Faerie gets +1/+1 until end of turn. 0/1
Immé's Grove    C  Legendary Land – Forest Plains (: Add or to your mana pool.)	Immé's Cultivator    C  Creature – Treefolk Defender, reach When you cast Immé's Cultivator, you may search your library for up to two creature cards with defender and reveal them. Put one onto the battlefield and the other into your hand, then shuffle your library. 3/7	Archon of the Sword    C  Creature – Archon Flying Whenever Archon of the Sword or another creature you control leaves the battlefield, choose a card type. Each player sacrifices a permanent of that type. 4/4	Sparrow Griffin    C  Creature – Griffin Flying Whenever a creature enters the battlefield under an opponent's control, return Sparrow Griffin to its owner's hand. 2/1	Soulfire Dragon    C  Creature – Dragon Flying Legendary creatures you control have menace. Whenever a legendary creature you control becomes blocked by a creature, Soulfire Dragon deals 1 damage to the defending player. 4/4

Singularity (rare)
Undead Mortician (common)
Hope Solidified (common)
Transmogrify (common)
Rotting Cavern (common)
Enlightened Denial (common)
Mystic Faerie (common)
Immé's Grove (common)
Immé's Cultivator (common)
Archon of the Sword (common)
Sparrow Griffin (common)
Soulfire Dragon (common)